jquery get option data attribute code example
Example 1: jquery select by data attribute
$('div[data-key=value]');
Example 2: select onchange jquery get the selected option data attribute
$('#country').on('change', function(){
let id = $(this).find(':selected').data('id');
console.log(id);
});
Example 3: jquery get option data attribute
$(this).find(':selected').data('id');
Example 4: jquery get data attribute of selected option
$(this).find(':selected').data('id')